5701 | A survey of ferruginous minewater impacts in the Welsh coalfields |
5702 | A simple key to canal water quality using a biological technique |
5703 | A survey of ferruginous minewater impacts in the Welsh coalfields |
5704 | A review of the industrial uses of continuous monitoring systems : incineration processes : a report produced for NCCA and ETSU by Entec |
5705 | 1994 general quality assessment (GQA) Cornwall area |
5706 | Chlorohyll and Phosphorus Classifications for UK Lakes |
5707 | Investigating the feasibility of using neural networks to derive chlorophyll a prediction algorithms for case 2 waters |
5708 | Temporal variability in chlorophyll-a : concentrations in the coastal environment : final report |
5709 | Herbarium Image: Phalaris arundinacea |
5710 | Herbarium Image: Orobanche elatior |
5711 | An appraisal of the options for the structure of the water resources function in Thames Region NRA |
5712 | Grey tide against green marsh : sea defences in East Anglia : synopsis of proceedings of conference held at Snape on 1st November 1991 |
5713 | Public participation and the Water Framework Directive |
5714 | Biological river quality 1995 according to the general quality (GQA) scheme [map] : scale 1 : 750 000 |
5715 | Chemical river quality 1993-1995 according to the general quality assessment (GQA) scheme [map] : scale 1 : 750 000 |
5716 | Guide to groundwater vulnerability mapping in England and Wales |
5717 | Investigation of existing conservation interests and potential furtherance opportunities |
5718 | Locations of licensed abstractions and hydrometric stations |
5719 | NRA regional, area and catchment boundaries |
5720 | Development of marine phytoplankton methodology and quality assurance procedures : second draft |
5721 | Impacts Of Nutrients In Estuaries - Phase 2 : Summary Report |
5722 | Sampling Littoral Diatoms in Lakes for Ecological Status Assessments: a Literature Review |
5723 | Sediment input from coastal cliff erosion : interim report (literature review) |
5724 | Code of practice - marine activities : part I : sea-going vessels |
5725 | Code of practice - marine activities : part II : boats - type II-V |